All event personal aircraft type missions should be working right now, also we prolonged the time of the first phase (until 10:00 PT / 13:00 ET October 20 ) for you could accomplish the missions you've experienced problems with.

Also you can claim a free supply crate by logging into the game between 02:00 PT / 05:00 20th October and 02:00 PT / 05:00 21st October.